1) A rough woollen material.
First referred to as Manchester rugs otherwise named Manchester frizes in an Act of 1551-2. References are mostly from that century: 1576 a pair of moldes [slippers] of white rugge, Ripon
1585 one blacke broadcloth gowne lyned with black conny skines and white rugge, Marrick. It could also be used of a kind of coverlet: 1611 1 payre of blankets, 1 seagrene rugge, Brafferton. Possibly an element in the by-name: 1285 Robert Ruggebagge, Wakefield.